Home / 4,580,731.40-6,871,097.10-2,880,120.20

Finding the Fourth Proportional to 4,580,731.40, 6,871,097.10 and 2,880,120.20

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Solution

The fourth proportional to 4,580,731.40, 6,871,097.10 and 2,880,120.20 is: 4,320,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580,731.40 : 6,871,097.10 = 2,880,120.20 : x
  2. Step 2: Convert to fraction form
    4,580,731.40/6,871,097.10 = 2,880,120.20/x
  3. Step 3: Cross multiply
    4,580,731.40x = 6,871,097.10 × 2,880,120.20
  4. Step 4: Simplify right side
    4,580,731.40x = 19,789,585,553,871.42
  5. Step 5: Solve for x
    x = 19,789,585,553,871.42/4,580,731.40
  6. Step 6: Final answer
    x = 4,320,180.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.